Possible BGP hijack

Beginning at 2019-06-18 08:45:36 UTC, we detected a possible BGP hijack.

Prefix, is normally announced by AS174 COGENT-174 - Cogent Communications, US.

But beginning at 2019-06-18 08:45:36, the same prefix ( was also announced by ASN 8218.

This was detected by 47 BGPMon peers.

Start time: 2019-06-18 08:45:36 UTC
Expected prefix:
Expected ASN: 174 (COGENT-174 - Cogent Communications, US)
Event Details
Detected advertisement:
Detected Origin ASN 8218 (NEO-ASN legacy Neotelecoms, FR)
Detected AS Path 11039 4901 11164 6461 8218
Detected by number of BGPMon peers: 47

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